Finding the Fourth Proportional to 160,274.43, 240,199.29 and 85,232.99
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Solution
The fourth proportional to 160,274.43, 240,199.29 and 85,232.99 is: 127,736.56
Step by Step Solution
- Step 1: Write the proportion equation
160,274.43 : 240,199.29 = 85,232.99 : x - Step 2: Convert to fraction form
160,274.43/240,199.29 = 85,232.99/x - Step 3: Cross multiply
160,274.43x = 240,199.29 × 85,232.99 - Step 4: Simplify right side
160,274.43x = 20,472,904,283.08 - Step 5: Solve for x
x = 20,472,904,283.08/160,274.43 - Step 6: Final answer
x = 127,736.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.